Waldorf Wave (was Re: [sdiy] Cheapest, simplest but still reliable VCO & VCA for polyphonic project)
Rainer Buchty
rainer at buchty.net
Sat Jan 10 00:31:11 CET 2009
On Fri, 9 Jan 2009, Tom Wiltshire wrote:
> Each slave board has a 68000 running at only 16MHz, but each slave
> board has 16 voices. I don't know how many envelopes and LFOs and
> whatever else the Wave has, but multiply by sixteen and that's not
> enough processor.
Hm, the ESQ1/SQ80 employed an 6809E at 2MHz for 8 voices, where each
voice featured 3 oscillators w/ 2 modulators each, 3 DCAs (again, 2
modulators), the filter (2 modulators) and final VCA and panning (1
modulator each). Modulators were 4 EGs and 3 LFOs plus keyboard
position, velocity, pedal, and slider.
And there, the 6809E had also to do sequencer and UI.
So, again: what's the 68k doing there? :)
Rainer
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